CVE-2021-26691 (GCVE-0-2021-26691)
Vulnerability from cvelistv5
Published
2021-06-10 07:10
Modified
2024-08-03 20:33
Severity ?
CWE
  • CWE-122 - Heap-based Buffer Overflow
Summary
In Apache HTTP Server versions 2.4.0 to 2.4.46 a specially crafted SessionHeader sent by an origin server could cause a heap overflow
References
security@apache.org http://httpd.apache.org/security/vulnerabilities_24.html Vendor Advisory
security@apache.org http://www.openwall.com/lists/oss-security/2021/06/10/7 Mailing List, Third Party Advisory
security@apache.org https://lists.apache.org/thread.html/r50cae1b71f1e7421069036b213c26da7d8f47dd59874e3bd956959fe%40%3Cannounce.httpd.apache.org%3E
security@apache.org https://lists.apache.org/thread.html/r7f2b70b621651548f4b6f027552f1dd91705d7111bb5d15cda0a68dd%40%3Cdev.httpd.apache.org%3E
security@apache.org https://lists.apache.org/thread.html/re026d3da9d7824bd93b9f871c0fdda978d960c7e62d8c43cba8d0bf3%40%3Ccvs.httpd.apache.org%3E Mailing List, Release Notes, Vendor Advisory
security@apache.org https://lists.debian.org/debian-lts-announce/2021/07/msg00006.html Mailing List, Third Party Advisory
security@apache.org https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SPBR6WUYBJNACHKE65SPL7TJOHX7RHWD/
security@apache.org https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZNCYSR3BXT36FFF4XTCPL3HDQK4VP45R/
security@apache.org https://security.gentoo.org/glsa/202107-38 Third Party Advisory
security@apache.org https://security.netapp.com/advisory/ntap-20210702-0001/ Third Party Advisory
security@apache.org https://www.debian.org/security/2021/dsa-4937 Mailing List, Third Party Advisory
security@apache.org https://www.oracle.com/security-alerts/cpujan2022.html Patch, Third Party Advisory
security@apache.org https://www.oracle.com/security-alerts/cpuoct2021.html Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 http://httpd.apache.org/security/vulnerabilities_24.html Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 http://www.openwall.com/lists/oss-security/2021/06/10/7 Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 https://lists.apache.org/thread.html/r50cae1b71f1e7421069036b213c26da7d8f47dd59874e3bd956959fe%40%3Cannounce.httpd.apache.org%3E
af854a3a-2127-422b-91ae-364da2661108 https://lists.apache.org/thread.html/r7f2b70b621651548f4b6f027552f1dd91705d7111bb5d15cda0a68dd%40%3Cdev.httpd.apache.org%3E
af854a3a-2127-422b-91ae-364da2661108 https://lists.apache.org/thread.html/re026d3da9d7824bd93b9f871c0fdda978d960c7e62d8c43cba8d0bf3%40%3Ccvs.httpd.apache.org%3E Mailing List, Release Notes, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 https://lists.debian.org/debian-lts-announce/2021/07/msg00006.html Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SPBR6WUYBJNACHKE65SPL7TJOHX7RHWD/
af854a3a-2127-422b-91ae-364da2661108 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZNCYSR3BXT36FFF4XTCPL3HDQK4VP45R/
af854a3a-2127-422b-91ae-364da2661108 https://security.gentoo.org/glsa/202107-38 Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 https://security.netapp.com/advisory/ntap-20210702-0001/ Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 https://www.debian.org/security/2021/dsa-4937 Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 https://www.oracle.com/security-alerts/cpujan2022.html Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 https://www.oracle.com/security-alerts/cpuoct2021.html Patch, Third Party Advisory
Impacted products
Vendor Product Version
Apache Software Foundation Apache HTTP Server Version: 2.4.46
Version: 2.4.43
Version: 2.4.41
Version: 2.4.39
Version: 2.4.38
Version: 2.4.37
Version: 2.4.35
Version: 2.4.34
Version: 2.4.33
Version: 2.4.29
Version: 2.4.28
Version: 2.4.27
Version: 2.4.26
Version: 2.4.25
Version: 2.4.23
Version: 2.4.20
Version: 2.4.18
Version: 2.4.17
Version: 2.4.16
Version: 2.4.12
Version: 2.4.10
Version: 2.4.9
Version: 2.4.7
Version: 2.4.6
Version: 2.4.4
Version: 2.4.3
Version: 2.4.2
Version: 2.4.1
Version: 2.4.0
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          "reference_data": [
            {
              "name": "http://httpd.apache.org/security/vulnerabilities_24.html",
              "refsource": "MISC",
              "url": "http://httpd.apache.org/security/vulnerabilities_24.html"
            },
            {
              "name": "https://lists.apache.org/thread.html/re026d3da9d7824bd93b9f871c0fdda978d960c7e62d8c43cba8d0bf3%40%3Ccvs.httpd.apache.org%3E",
              "refsource": "MISC",
              "url": "https://lists.apache.org/thread.html/re026d3da9d7824bd93b9f871c0fdda978d960c7e62d8c43cba8d0bf3%40%3Ccvs.httpd.apache.org%3E"
            },
            {
              "name": "[httpd-announce] 20210609 CVE-2021-26691: mod_session response handling heap overflow",
              "refsource": "MLIST",
              "url": "https://lists.apache.org/thread.html/r50cae1b71f1e7421069036b213c26da7d8f47dd59874e3bd956959fe@%3Cannounce.httpd.apache.org%3E"
            },
            {
              "name": "[httpd-dev] 20210610 Re: svn commit: r1890598 - in /httpd/site/trunk/content/security/json: CVE-2019-17567.json CVE-2020-13938.json CVE-2020-13950.json CVE-2020-35452.json CVE-2021-26690.json CVE-2021-26691.json CVE-2021-30641.json CVE-2021-31618.json",
              "refsource": "MLIST",
              "url": "https://lists.apache.org/thread.html/r7f2b70b621651548f4b6f027552f1dd91705d7111bb5d15cda0a68dd@%3Cdev.httpd.apache.org%3E"
            },
            {
              "name": "[oss-security] 20210609 CVE-2021-26691: Apache httpd: mod_session response handling heap overflow",
              "refsource": "MLIST",
              "url": "http://www.openwall.com/lists/oss-security/2021/06/10/7"
            },
            {
              "name": "[debian-lts-announce] 20210709 [SECURITY] [DLA 2706-1] apache2 security update",
              "refsource": "MLIST",
              "url": "https://lists.debian.org/debian-lts-announce/2021/07/msg00006.html"
            },
            {
              "name": "DSA-4937",
              "refsource": "DEBIAN",
              "url": "https://www.debian.org/security/2021/dsa-4937"
            },
            {
              "name": "GLSA-202107-38",
              "refsource": "GENTOO",
              "url": "https://security.gentoo.org/glsa/202107-38"
            },
            {
              "name": "FEDORA-2021-dce7e7738e",
              "refsource": "FEDORA",
              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SPBR6WUYBJNACHKE65SPL7TJOHX7RHWD/"
            },
            {
              "name": "FEDORA-2021-e3f6dd670d",
              "refsource": "FEDORA",
              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZNCYSR3BXT36FFF4XTCPL3HDQK4VP45R/"
            },
            {
              "name": "https://www.oracle.com/security-alerts/cpuoct2021.html",
              "refsource": "MISC",
              "url": "https://www.oracle.com/security-alerts/cpuoct2021.html"
            },
            {
              "name": "https://security.netapp.com/advisory/ntap-20210702-0001/",
              "refsource": "CONFIRM",
              "url": "https://security.netapp.com/advisory/ntap-20210702-0001/"
            },
            {
              "name": "https://www.oracle.com/security-alerts/cpujan2022.html",
              "refsource": "MISC",
              "url": "https://www.oracle.com/security-alerts/cpujan2022.html"
            }
          ]
        },
        "source": {
          "discovery": "UNKNOWN"
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09",
    "assignerShortName": "apache",
    "cveId": "CVE-2021-26691",
    "datePublished": "2021-06-10T07:10:23",
    "dateReserved": "2021-02-04T00:00:00",
    "dateUpdated": "2024-08-03T20:33:40.152Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
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  }
}


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  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
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