SARA / Free Tools / CVE / CVE-2018-10846

CVE-2018-10846 — A cache-based side channel in GnuTLS implementation that leads to plain text rec

A cache-based side channel in GnuTLS implementation that leads to plain text recovery in cross-VM attack setting was found. An attacker could use a combination of "Just in Time" Prime+probe attack in combination with Lucky-13 attack to recover plain text using crafted p

CVSS
5.3 MEDIUM
EPSS
0.01% (top 97.70%)
CWE
CWE-385
Published
2018-08-22T13:00:00.000Z
Last modified
2024-08-05T07:46:47.512Z
CVSS vector
CVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:C/C:H/I:N/A:N

01What is this vulnerability?

A cache-based side channel in GnuTLS implementation that leads to plain text recovery in cross-VM attack setting was found. An attacker could use a combination of "Just in Time" Prime+probe attack in combination with Lucky-13 attack to recover plain text using crafted packets.

02Affected products

VendorProductVersions
[UNKNOWN]gnutlsn/a

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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