VulnerabilityModified
CVE-2017-7507
GnuTLS version 3.5.12 and earlier is vulnerable to a NULL pointer dereference while decoding a status response TLS extension with valid contents.
HIGH 7.5EPSS 3.41%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (3.41%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
GnuTLS version 3.5.12 and earlier is vulnerable to a NULL pointer dereference while decoding a status response TLS extension with valid contents. This could lead to a crash of the GnuTLS server application.
- CVSS 3.0
- 7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 3.41% probability · 88th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-476
- Affected
- gnu/gnutls
- Source
- secalert@redhat.com
References
- http://www.debian.org/security/2017/dsa-3884
- http://www.securityfocus.com/bid/99102Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2017:2292
- https://www.gnutls.org/security.html#GNUTLS-SA-2017-4Vendor Advisory
- http://www.debian.org/security/2017/dsa-3884
- http://www.securityfocus.com/bid/99102Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2017:2292
- https://www.gnutls.org/security.html#GNUTLS-SA-2017-4Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.