CVE-2017-5336

Home/CVE/Stack-based buffer overflow in the cdk_pk_get_keyid function in lib/opencdk/pubkey.c in GnuTLS before 3.3.26 and 3.5.x b

CVE

Stack-based buffer overflow in the cdk_pk_get_keyid function in lib/opencdk/pubkey.c in GnuTLS before 3.3.26 and 3.5.x b

Stack-based buffer overflow in the cdk_pk_get_keyid function in lib/opencdk/pubkey.c in GnuTLS before 3.3.26 and 3.5.x before 3.5.8 allows remote attackers to have unspecified impact via a crafted OpenPGP certificate.

CRITICAL · CVSS 9.8 EPSS 0.03948

Schedule remediation

CVSS base score ≥ 7.0

Sigma rules0 YARA rules0

⬡

Weakness Classification

CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer

▤

Affected Products & Versions

opensuse leapall versions
gnu gnutls<= 3.3.25
gnu gnutlsall versions

▣

Scoring & Timeline

9.8

CRITICAL · CVSS v3.0 · security@debian.org

View on NVD

Attack Vector

Network Adjacent Local Physical

Attack Complexity

Low High

Privileges Required

None Low High

User Interaction

None Required

Scope

Unchanged Changed

Confidentiality

None Low High

Integrity

None Low High

Availability

None Low High

Published to NVD24 Mar 2017 · 03:59 PM

CVSS VectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

⚑

Vendor Advisories

rhsaRHSA-2017:2292Moderate
usnUSN-3183-1
suse-csafSUSE-SU-2017:0348-1
suse-csafSUSE-SU-2017:0304-1
rhsaRHSA-2017:0574Moderate
Show all 6 vendor advisoriescisa-csafcisa-csaf-csaf_files-OT-white-2019-icsa-19-155-01

🔗

References & Sources

Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.

http://lists.opensuse.org/opensuse-security-announce/2017-02/msg00005.htmlThird Party Advisory

http://rhn.redhat.com/errata/RHSA-2017-0574.html

http://www.openwall.com/lists/oss-security/2017/01/10/7Mailing ListPatchThird Party Advisory

http://www.openwall.com/lists/oss-security/2017/01/11/4Mailing ListPatchThird Party Advisory

http://www.securityfocus.com/bid/95377Third Party AdvisoryVDB Entry

http://www.securitytracker.com/id/1037576Third Party AdvisoryVDB Entry

Show all 10 references

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=340Issue TrackingPatchThird Party Advisory

https://gitlab.com/gnutls/gnutls/commit/5140422e0d7319a8e2fe07f02cbcafc4d6538732Issue TrackingPatchThird Party Advisory

https://gnutls.org/security.html#GNUTLS-SA-2017-2Vendor Advisory

https://security.gentoo.org/glsa/201702-04PatchThird Party AdvisoryVendor Advisory

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