CVE-2017-12902

high-risk
Published 2017-09-14

The Zephyr parser in tcpdump before 4.9.2 has a buffer over-read in print-zephyr.c, several functions.

Do I need to act?

~
2.1% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (7)

Affected Vendors

Debian Redhat Tcpdump

References (16)

Third Party Advisory http://www.debian.org/security/2017/dsa-3971
Third Party Advisory http://www.securitytracker.com/id/1039307
Vendor Advisory http://www.tcpdump.org/tcpdump-changes.txt
Third Party Advisory https://access.redhat.com/errata/RHEA-2018:0705
Issue Tracking https://github.com/the-tcpdump-group/tcpdump/commit/6ec0c6fa63412c7a07a5bcb790a5...
Issue Tracking https://github.com/the-tcpdump-group/tcpdump/commit/d17507ffa3e9742199b02a66aa94...
Third Party Advisory https://security.gentoo.org/glsa/201709-23
Third Party Advisory https://support.apple.com/HT208221
Third Party Advisory http://www.debian.org/security/2017/dsa-3971
Third Party Advisory http://www.securitytracker.com/id/1039307
Vendor Advisory http://www.tcpdump.org/tcpdump-changes.txt
Third Party Advisory https://access.redhat.com/errata/RHEA-2018:0705
Issue Tracking https://github.com/the-tcpdump-group/tcpdump/commit/6ec0c6fa63412c7a07a5bcb790a5...
Issue Tracking https://github.com/the-tcpdump-group/tcpdump/commit/d17507ffa3e9742199b02a66aa94...
Third Party Advisory https://security.gentoo.org/glsa/201709-23
Third Party Advisory https://support.apple.com/HT208221
51
/ 100
high-risk
Severity 32/34 · Critical
Exploitability 5/34 · Minimal
Exposure 14/34 · Moderate