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Vulnerabilities

Vulnerability · CVE-2024-2236

A timing-based side-channel flaw was found in libgcrypt's RSA implementation.

Published Mar 6, 2024 · catalog updated Oct 15, 2026 · A timing-based side-channel flaw

Check if you run it

No confirmed exploitation is on record for CVE-2024-2236. EPSS is 1.14%. Act only if a listed version of A timing-based side-channel flaw is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (A timing-based side-channel flaw).
  • No version range is stored. A customer cannot check an installed version against this record.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium5.9
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
1.14%
Remediation
Advisory link
Affected products
See sources for product scope

A timing-based side-channel flaw was found in libgcrypt's RSA implementation. This issue may allow a remote attacker to initiate a Bleichenbacher-style attack, which can lead to the decryption of RSA ciphertexts.

No affected version ranges are stored yet. Use the vendor advisory before you decide this record does not apply.

How to fix CVE-2024-2236

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2024-2236. EPSS is 1.14%. Act only if a listed version of A timing-based side-channel flaw is installed.

Which versions are affected?

Affected version ranges are not on this record. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-385. EPSS 1.14%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Mar 6, 2024 · NIST NVD

    Detected

    A timing-based side-channel flaw was found in libgcrypt's RSA implementation. This issue may allow a remote attacker to initiate a Bleichenbacher-style attack, which can lead to the decryption of RSA ciphertexts.

  2. Oct 15, 2026 · NIST NVD

    Updated

    A timing-based side-channel flaw was found in libgcrypt's RSA implementation. This issue may allow a remote attacker to initiate a Bleichenbacher-style attack, which can lead to the decryption of RSA ciphertexts.

Sources

  • CVE.orgVulnerability recordCVE-2024-2236

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2024-2236

    30-day exploitation probability 1.1%

    first.org
  • NIST NVDVulnerability recordCVE-2024-2236

    A timing-based side-channel flaw was found in libgcrypt's RSA implementation. This issue may allow a remote attacker to initiate a Bleichenbacher-style attack, which can lead to the decryption of RSA ciphertexts.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 16, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.