Improper input validation in GNU Zebra
CVE-2003-0795
The vty layer in Quagga before 0.96.4, and Zebra 0.93b and earlier, does not verify that sub-negotiation is taking place when processing the SE marker, which allows remote attackers to cause a denial of service (crash) via a malformed telnet command to the telnet CLI port, which may trigger a null dereference.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v2 metric
CVSS v2 base score 5.0 (Medium). Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.084 (94.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 95th percentile — 94.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.082 · newest: 0.084 · change: +0.002
Affected products
- GNU Zebra — versions 0.91a, 0.92a, 0.93a
- Quagga — versions 0.95, 0.96, 0.96.1
- Sgi Propack — versions 2.2.1, 2.3
Weakness classification (CWE)
References
- www.redhat.com/support/errata/RHSA-2003-305.html (vendor-advisory, Patch, Vendor Advisory)
- marc.info/ (mailing-list)
- www.debian.org/security/2004/dsa-415 (vendor-advisory, Patch, Vendor Advisory)
- secunia.com/advisories/10563 (Vendor Advisory, third-party-advisory)
- www.redhat.com/support/errata/RHSA-2003-307.html (vendor-advisory, Patch, Vendor Advisory)