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alsa-2024:0071
Vulnerability from osv_almalinux
Published
2024-01-08 00:00
Modified
2024-01-08 13:54
Summary
Important: squid security update
Details
Squid is a high-performance proxy caching server for web clients, supporting FTP, Gopher, and HTTP data objects.
Security Fix(es):
- squid: Denial of Service in SSL Certificate validation (CVE-2023-46724)
- squid: NULL pointer dereference in the gopher protocol code (CVE-2023-46728)
- squid: Buffer over-read in the HTTP Message processing feature (CVE-2023-49285)
- squid: Incorrect Check of Function Return Value In Helper Process management (CVE-2023-49286)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
References
{
"affected": [
{
"package": {
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"name": "squid"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "7:5.5-6.el9_3.5"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"details": "Squid is a high-performance proxy caching server for web clients, supporting FTP, Gopher, and HTTP data objects.\n\nSecurity Fix(es):\n\n* squid: Denial of Service in SSL Certificate validation (CVE-2023-46724)\n* squid: NULL pointer dereference in the gopher protocol code (CVE-2023-46728)\n* squid: Buffer over-read in the HTTP Message processing feature (CVE-2023-49285)\n* squid: Incorrect Check of Function Return Value In Helper Process management (CVE-2023-49286)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.",
"id": "ALSA-2024:0071",
"modified": "2024-01-08T13:54:39Z",
"published": "2024-01-08T00:00:00Z",
"references": [
{
"type": "ADVISORY",
"url": "https://access.redhat.com/errata/RHSA-2024:0071"
},
{
"type": "REPORT",
"url": "https://access.redhat.com/security/cve/CVE-2023-46724"
},
{
"type": "REPORT",
"url": "https://access.redhat.com/security/cve/CVE-2023-46728"
},
{
"type": "REPORT",
"url": "https://access.redhat.com/security/cve/CVE-2023-49285"
},
{
"type": "REPORT",
"url": "https://access.redhat.com/security/cve/CVE-2023-49286"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/2247567"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/2248521"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/2252923"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/2252926"
},
{
"type": "ADVISORY",
"url": "https://errata.almalinux.org/9/ALSA-2024-0071.html"
}
],
"related": [
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"CVE-2023-46728",
"CVE-2023-49285",
"CVE-2023-49286"
],
"summary": "Important: squid security update"
}
CVE-2023-49285 (GCVE-0-2023-49285)
Vulnerability from cvelistv5 – Published: 2023-12-04 22:56 – Updated: 2025-02-13 17:18
VLAI?
EPSS
Title
Denial of Service in HTTP Message Processing in Squid
Summary
Squid is a caching proxy for the Web supporting HTTP, HTTPS, FTP, and more. Due to a Buffer Overread bug Squid is vulnerable to a Denial of Service attack against Squid HTTP Message processing. This bug is fixed by Squid version 6.5. Users are advised to upgrade. There are no known workarounds for this vulnerability.
Severity ?
8.6 (High)
CWE
- CWE-126 - Buffer Over-read
Assigner
References
| URL | Tags | ||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|||||||||||||||||||||||||||||
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| squid-cache | squid |
Affected:
>= 2.2, < 6.5
|
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CVE-2023-46724 (GCVE-0-2023-46724)
Vulnerability from cvelistv5 – Published: 2023-11-01 19:09 – Updated: 2025-02-13 17:14
VLAI?
EPSS
Title
SQUID-2023:4 Denial of Service in SSL Certificate validation
Summary
Squid is a caching proxy for the Web. Due to an Improper Validation of Specified Index bug, Squid versions 3.3.0.1 through 5.9 and 6.0 prior to 6.4 compiled using `--with-openssl` are vulnerable to a Denial of Service attack against SSL Certificate validation. This problem allows a remote server to perform Denial of Service against Squid Proxy by initiating a TLS Handshake with a specially crafted SSL Certificate in a server certificate chain. This attack is limited to HTTPS and SSL-Bump. This bug is fixed in Squid version 6.4. In addition, patches addressing this problem for the stable releases can be found in Squid's patch archives. Those who you use a prepackaged version of Squid should refer to the package vendor for availability information on updated packages.
Severity ?
8.6 (High)
CWE
Assigner
References
| URL | Tags | ||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|||||||||||||||||||||||
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| squid-cache | squid |
Affected:
>= 3.3.0.1, < 6.4
|
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CVE-2023-46728 (GCVE-0-2023-46728)
Vulnerability from cvelistv5 – Published: 2023-11-06 17:13 – Updated: 2025-11-03 18:08
VLAI?
EPSS
Title
SQUID-2021:8 Denial of Service in Gopher gateway
Summary
Squid is a caching proxy for the Web supporting HTTP, HTTPS, FTP, and more. Due to a NULL pointer dereference bug Squid is vulnerable to a Denial of Service attack against Squid's Gopher gateway. The gopher protocol is always available and enabled in Squid prior to Squid 6.0.1. Responses triggering this bug are possible to be received from any gopher server, even those without malicious intent. Gopher support has been removed in Squid version 6.0.1. Users are advised to upgrade. Users unable to upgrade should reject all gopher URL requests.
Severity ?
7.5 (High)
CWE
- CWE-476 - NULL Pointer Dereference
Assigner
References
| URL | Tags | |
|---|---|---|
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| squid-cache | squid |
Affected:
< 6.0.1
|
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"metrics": [
{
"other": {
"content": {
"id": "CVE-2023-46728",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "yes"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2024-11-27T16:14:28.614073Z",
"version": "2.0.3"
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"product": "squid",
"vendor": "squid-cache",
"versions": [
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"status": "affected",
"version": "\u003c 6.0.1"
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"value": "Squid is a caching proxy for the Web supporting HTTP, HTTPS, FTP, and more. Due to a NULL pointer dereference bug Squid is vulnerable to a Denial of Service attack against Squid\u0027s Gopher gateway. The gopher protocol is always available and enabled in Squid prior to Squid 6.0.1. Responses triggering this bug are possible to be received from any gopher server, even those without malicious intent. Gopher support has been removed in Squid version 6.0.1. Users are advised to upgrade. Users unable to upgrade should reject all gopher URL requests."
}
],
"metrics": [
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"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
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}
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"description": "CWE-476: NULL Pointer Dereference",
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"type": "CWE"
}
]
}
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],
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"url": "https://github.com/squid-cache/squid/commit/6ea12e8fb590ac6959e9356a81aa3370576568c3"
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{
"url": "https://security.netapp.com/advisory/ntap-20231214-0006/"
},
{
"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MEV66D3PAAY6K7TWDT3WZBLCPLASFJDC/"
},
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"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/A5QASTMCUSUEW3UOMKHZJB3FTONWSRXS/"
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"source": {
"advisory": "GHSA-cg5h-v6vc-w33f",
"discovery": "UNKNOWN"
},
"title": "SQUID-2021:8 Denial of Service in Gopher gateway"
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CVE-2023-49286 (GCVE-0-2023-49286)
Vulnerability from cvelistv5 – Published: 2023-12-04 22:53 – Updated: 2025-02-13 17:18
VLAI?
EPSS
Title
Denial of Service in Helper Process management
Summary
Squid is a caching proxy for the Web supporting HTTP, HTTPS, FTP, and more. Due to an Incorrect Check of Function Return Value bug Squid is vulnerable to a Denial of Service attack against its Helper process management. This bug is fixed by Squid version 6.5. Users are advised to upgrade. There are no known workarounds for this vulnerability.
Severity ?
8.6 (High)
Assigner
References
| URL | Tags | ||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|||||||||||||||||||||||
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| squid-cache | squid |
Affected:
< 6.5
|
{
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"references": [
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"url": "http://www.squid-cache.org/Versions/v6/SQUID-2023_8.patch"
},
{
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},
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},
{
"tags": [
"x_transferred"
],
"url": "https://lists.debian.org/debian-lts-announce/2024/01/msg00003.html"
},
{
"tags": [
"x_transferred"
],
"url": "https://security.netapp.com/advisory/ntap-20240119-0004/"
}
],
"title": "CVE Program Container"
}
],
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{
"product": "squid",
"vendor": "squid-cache",
"versions": [
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}
],
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"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 8.6,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "CHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H",
"version": "3.1"
}
}
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"descriptions": [
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],
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},
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},
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},
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"url": "https://lists.debian.org/debian-lts-announce/2024/01/msg00003.html"
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}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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