SARA / Free Tools / CVE / CVE-2023-1801

CVE-2023-1801 — The SMB protocol decoder in tcpdump version 4

The SMB protocol decoder in tcpdump version 4.99.3 can perform an out-of-bounds write when decoding a crafted network packet.

CVSS
— —
EPSS
0.07% (top 78.20%)
CWE
CWE-787
Published
2023-04-07T20:40:55.540Z
Last modified
2025-02-13T16:39:31.168Z
CVSS vector
—

01What is this vulnerability?

The SMB protocol decoder in tcpdump version 4.99.3 can perform an out-of-bounds write when decoding a crafted network packet.

02Affected products

VendorProductVersions
The Tcpdump Grouptcpdump4.99.3

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

09References

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