CVE-2017-5336
UnknownEPSS 7.13%
Last modified
CVE-2017-5336 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 7.13% chance of exploitation in the next 30 days.
Description
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.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Opensuse | Leap | 42.1 |
| Opensuse | Leap | 42.2 |
| Gnu | Gnutls | <= 3.3.25 |
| Gnu | Gnutls | 3.5.0 |
| Gnu | Gnutls | 3.5.1 |
| Gnu | Gnutls | 3.5.2 |
| Gnu | Gnutls | 3.5.3 |
| Gnu | Gnutls | 3.5.4 |
| Gnu | Gnutls | 3.5.5 |
| Gnu | Gnutls | 3.5.6 |
| Gnu | Gnutls | 3.5.7 |
References
- http://lists.opensuse.org/opensuse-security-announce/2017-02/msg00005.htmlThird Party Advisory
- http://www.openwall.com/lists/oss-security/2017/01/10/7Mailing List, Patch, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2017/01/11/4Mailing List, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/95377Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1037576Third Party Advisory, VDB Entry
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=340Issue Tracking, Patch, Third Party Advisory
- https://gitlab.com/gnutls/gnutls/commit/5140422e0d7319a8e2fe07f02cbcafc4d6538732Issue Tracking, Patch, Third Party Advisory
- https://gnutls.org/security.html#GNUTLS-SA-2017-2Vendor Advisory
- https://security.gentoo.org/glsa/201702-04Patch, Third Party Advisory, Vendor Advisory
- http://lists.opensuse.org/opensuse-security-announce/2017-02/msg00005.htmlThird Party Advisory
- http://www.openwall.com/lists/oss-security/2017/01/10/7Mailing List, Patch, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2017/01/11/4Mailing List, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/95377Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1037576Third Party Advisory, VDB Entry
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=340Issue Tracking, Patch, Third Party Advisory
- https://gitlab.com/gnutls/gnutls/commit/5140422e0d7319a8e2fe07f02cbcafc4d6538732Issue Tracking, Patch, Third Party Advisory
- https://gnutls.org/security.html#GNUTLS-SA-2017-2Vendor Advisory
- https://security.gentoo.org/glsa/201702-04Patch, Third Party Advisory, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2017-5336?
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.
How severe is CVE-2017-5336?
Severity scoring for CVE-2017-5336 is pending analysis. The EPSS model estimates a 7.13% probability of exploitation in the next 30 days.
How do I fix CVE-2017-5336?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2017-5336?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST