ghsa-5gp7-pf54-xc33
Vulnerability from github
Published
2023-03-07 00:30
Modified
2023-03-13 18:30
Severity ?
VLAI Severity ?
Details
The fix for CVE-2022-3437 included changing memcmp to be constant time and a workaround for a compiler bug by adding "!= 0" comparisons to the result of memcmp. When these patches were backported to the heimdal-7.7.1 and heimdal-7.8.0 branches (and possibly other branches) a logic inversion sneaked in causing the validation of message integrity codes in gssapi/arcfour to be inverted.
{
"affected": [],
"aliases": [
"CVE-2022-45142"
],
"database_specific": {
"cwe_ids": [
"CWE-354"
],
"github_reviewed": false,
"github_reviewed_at": null,
"nvd_published_at": "2023-03-06T23:15:00Z",
"severity": "HIGH"
},
"details": "The fix for CVE-2022-3437 included changing memcmp to be constant time and a workaround for a compiler bug by adding \"!= 0\" comparisons to the result of memcmp. When these patches were backported to the heimdal-7.7.1 and heimdal-7.8.0 branches (and possibly other branches) a logic inversion sneaked in causing the validation of message integrity codes in gssapi/arcfour to be inverted.",
"id": "GHSA-5gp7-pf54-xc33",
"modified": "2023-03-13T18:30:42Z",
"published": "2023-03-07T00:30:24Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2022-45142"
},
{
"type": "WEB",
"url": "https://security.gentoo.org/glsa/202310-06"
},
{
"type": "WEB",
"url": "https://www.openwall.com/lists/oss-security/2023/02/08/1"
}
],
"schema_version": "1.4.0",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
"type": "CVSS_V3"
}
]
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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