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CVE
PUBLISHED

CVE-2023-5981

Gnutls: timing side-channel in the rsa-psk authentication

Assignerredhat
Reserved2023-11-07
Published2023-11-28
Updated2024-07-08

Description

A vulnerability was found that the response times to malformed ciphertexts in RSA-PSK ClientKeyExchange differ from response times of ciphertexts with correct PKCS#1 v1.5 padding.



MEDIUM: 5.9CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Problem types

Observable Discrepancy

Product status

Default status
affected

0:3.6.16-8.el8_9 before *
unaffected

Default status
affected

0:3.6.16-8.el8_9 before *
unaffected

Default status
affected

0:3.6.16-5.el8_6.2 before *
unaffected

Default status
affected

0:3.6.16-7.el8_8.1 before *
unaffected

Default status
affected

0:3.7.6-23.el9_3.3 before *
unaffected

Default status
affected

0:3.7.6-23.el9_3.3 before *
unaffected

Default status
affected

0:3.7.6-21.el9_2.1 before *
unaffected

Default status
affected

v4.15.0-37 before *
unaffected

Default status
affected

v4.15.0-68 before *
unaffected

Default status
affected

v4.15.0-158 before *
unaffected

Default status
affected

v4.15.0-39 before *
unaffected

Default status
affected

v4.15.0-58 before *
unaffected

Default status
affected

v4.15.0-158 before *
unaffected

Default status
affected

v4.15.0-13 before *
unaffected

Default status
affected

v4.15.0-81 before *
unaffected

Default status
affected

v4.15.0-158 before *
unaffected

Default status
affected

v4.15.0-79 before *
unaffected

Default status
affected

v4.15.0-22 before *
unaffected

Default status
affected

v4.15.0-57 before *
unaffected

Default status
affected

v4.15.0-6 before *
unaffected

Default status
affected

v4.15.0-158 before *
unaffected

Default status
affected

v4.15.0-15 before *
unaffected

Default status
affected

v4.15.0-15 before *
unaffected

Default status
affected

v4.15.0-54 before *
unaffected

Default status
affected

v4.15.0-158 before *
unaffected

Default status
affected

v4.15.0-10 before *
unaffected

Default status
affected

v4.15.0-26 before *
unaffected

Default status
affected

v4.15.0-158 before *
unaffected

Default status
affected

v4.15.0-19 before *
unaffected

Default status
affected

v4.15.0-158 before *
unaffected

Default status
affected

v4.15.0-158 before *
unaffected

Default status
affected

v4.15.0-21 before *
unaffected

Default status
affected

v4.15.0-103 before *
unaffected

Default status
affected

v5.8.6-22 before *
unaffected

Default status
affected

v5.8.6-11 before *
unaffected

Default status
affected

v6.8.1-407 before *
unaffected

Default status
affected

v5.8.6-19 before *
unaffected

Default status
affected

v1.0.0-479 before *
unaffected

Default status
affected

v5.8.6-7 before *
unaffected

Default status
affected

v0.4.0-247 before *
unaffected

Default status
affected

v5.8.6-5 before *
unaffected

Default status
affected

v1.1.0-227 before *
unaffected

Default status
affected

v5.8.1-470 before *
unaffected

Default status
affected

v2.9.6-14 before *
unaffected

Default status
affected

v5.8.6-2 before *
unaffected

Default status
affected

v5.8.6-24 before *
unaffected

Default status
affected

v5.8.6-10 before *
unaffected

Default status
affected

v0.1.0-525 before *
unaffected

Default status
affected

v0.1.0-224 before *
unaffected

Default status
affected

v0.28.1-56 before *
unaffected

Default status
unknown

Default status
unknown

Timeline

2023-11-07:Reported to Red Hat.
2023-11-15:Made public.

Credits

This issue was discovered by Daiki Ueno (Red Hat).

References

http://www.openwall.com/lists/oss-security/2024/01/19/3

https://access.redhat.com/errata/RHSA-2024:0155 (RHSA-2024:0155) vendor-advisory

https://access.redhat.com/errata/RHSA-2024:0319 (RHSA-2024:0319) vendor-advisory

https://access.redhat.com/errata/RHSA-2024:0399 (RHSA-2024:0399) vendor-advisory

https://access.redhat.com/errata/RHSA-2024:0451 (RHSA-2024:0451) vendor-advisory

https://access.redhat.com/errata/RHSA-2024:0533 (RHSA-2024:0533) vendor-advisory

https://access.redhat.com/errata/RHSA-2024:1383 (RHSA-2024:1383) vendor-advisory

https://access.redhat.com/errata/RHSA-2024:2094 (RHSA-2024:2094) vendor-advisory

https://access.redhat.com/security/cve/CVE-2023-5981 vdb-entry

https://bugzilla.redhat.com/show_bug.cgi?id=2248445 (RHBZ#2248445) issue-tracking

https://gnutls.org/security-new.html#GNUTLS-SA-2023-10-23

https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7ZEIOLORQ7N6WRPFXZSYDL2MC4LP7VFV/

https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GNXKVR5YNUEBNHAHM5GSYKBZX4W2HMN2/

cve.org CVE-2023-5981

nvd.nist.gov CVE-2023-5981

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