CVE-2017-12997 — Infinite Loop in Tcpdump

CWE-835 — Infinite LoopCWE-125 — Out-of-bounds Read11 documents8 sources
Severity
9.8CRITICALNVD
OSV7.5
EPSS
1.5%
top 19.19%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
TcpdumpDebian TcpdumpApple Macos High Sierra 10.13.1 Security Update 2017-001 Sierra AND Security Update 20
Timeline
PublishedSep 14
Latest updateMay 13

Description

The LLDP parser in tcpdump before 4.9.2 could enter an infinite loop due to a bug in print-lldp.c:lldp_private_8021_print().

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9

Affected Packages5 packages

▶debiandebian/tcpdump< tcpdump 4.9.2-1 (bookworm)
▶Debiantcpdump/tcpdump< 4.9.2-1+3
▶Ubuntutcpdump/tcpdump< 4.9.2-0ubuntu0.14.04.1+1
▶NVDtcpdump/tcpdump4.9.1

Patches

Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

3
GHSA
GHSA-79qp-mxw3-p9vx: The LLDP parser in tcpdump before 4↗2022-05-13
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OSV
CVE-2017-12997: The LLDP parser in tcpdump before 4↗2017-09-14
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OSV
tcpdump vulnerabilities↗2017-09-14
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📋Vendor Advisories

5
Apple
CVE-2017-12997: macOS High Sierra 10.13.1, Security Update 2017-001 Sierra, and Security Update 2017-004 El Capitan↗2017-10-31
▶
Ubuntu
tcpdump vulnerabilities↗2017-09-14
▶
Ubuntu
tcpdump vulnerabilities↗2017-09-14
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Red Hat
tcpdump: Infinite loop due to a bug in print-lldp.c:lldp_private_8021_print() in LLDP parser↗2017-09-13
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Debian
CVE-2017-12997: tcpdump - The LLDP parser in tcpdump before 4.9.2 could enter an infinite loop due to a bu...↗2017
▶

💬Community

2
Bugzilla
CVE-2017-12997 tcpdump: Infinite loop due to a bug in print-lldp.c:lldp_private_8021_print() in LLDP parser↗2017-09-11
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Bugzilla
CVE-2017-11541 CVE-2017-11542 CVE-2017-11543 CVE-2017-11544 CVE-2017-11545 CVE-2017-12893 CVE-2017-12894 CVE-2017-12895 CVE-2017-12896 CVE-2017-12897 CVE-2017-12898 CVE-2017-12899 CVE-2017-12900 CVE-2↗2017-07-26
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CVE-2017-12997 — Infinite Loop in Debian Tcpdump | cvebase