TI-2022-15366 Aliases CVE-2022-34472 GHSA-cvqq-hjjc-jrc6

If there was a PAC URL set and the server that hosts the PAC was not reachable, OCSP…

LOW 21CWE-703Published 2022-12-22 · Updated 2025-04-15

Key facts

Attack vector: Network
Privileges required: None
User interaction: Required
Attack complexity: Low
Impact type: —
Confidentiality · integrity · availability: None · Low · None
Fix status: Partial Red Hat: 11 fixed, 1 without a fix

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and Red Hat.

Summary

If there was a PAC URL set and the server that hosts the PAC was not reachable, OCSP requests would have been blocked, resulting in incorrect error pages being shown. This vulnerability affects Firefox < 102, Firefox ESR < 91.11, Thunderbird < 102, and Thunderbird < 91.11.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00602 49th percentileScored 2026-11-07

Fix Partial Firefox (Mozilla): 102Firefox ESR (Mozilla): 91.11+1 more productRed Hat: 12 advisoriesRed Hat: 11 fixed, 1 without a fix

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Mozilla	Firefox	before 102	102	Patch available	CNA
Mozilla	Firefox ESR	before 91.11	91.11	Patch available	CNA
Mozilla	Thunderbird	before 102; before 91.11	102, 91.11	Patch available	CNA

Firefox VendorMozilla Affected before 102 Fixed in 102 Patch available CNA
Firefox ESR VendorMozilla Affected before 91.11 Fixed in 91.11 Patch available CNA
Thunderbird VendorMozilla Affected before 102; before 91.11 Fixed in 102, 91.11 Patch available CNA

CPE configurations NVD · 3

CPE	Versions	Role	Vendor
cpe:2.3:a:mozilla:firefox::::::::	before 102.0	Vulnerable	Mozilla
cpe:2.3:a:mozilla:firefox_esr::::::::	before 91.11	Vulnerable	Mozilla
cpe:2.3:a:mozilla:thunderbird::::::::	before 91.11	Vulnerable	Mozilla

cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* Versions before 102.0 Vulnerable ·Mozilla
cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:* Versions before 91.11 Vulnerable ·Mozilla
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* Versions before 91.11 Vulnerable ·Mozilla

Remediation

Fix · CNA Firefox (Mozilla) Fixed in 102
Fix · CNA Firefox ESR (Mozilla) Fixed in 91.11
Fix · CNA Thunderbird (Mozilla) Fixed in 102, 91.11

Red Hat 12 advisories

RHSA-2022:5482 Released 2022-07-01 · Red Hat rating Important
thunderbird security update
- Red Hat Enterprise Linux AppStream (v. 9) thunderbird-91.11.0-2.el9_0
RHSA-2022:5481 Released 2022-07-01 · Red Hat rating Important
firefox security update
- Red Hat Enterprise Linux AppStream (v. 9) firefox-91.11.0-2.el9_0
RHSA-2022:5479 Released 2022-07-01 · Red Hat rating Important
firefox security update
- Red Hat Enterprise Linux Client (v. 7) firefox-91.11.0-2.el7_9
- Red Hat Enterprise Linux Client Optional (v. 7) firefox-91.11.0-2.el7_9
- Red Hat Enterprise Linux Server (v. 7) firefox-91.11.0-2.el7_9
- Red Hat Enterprise Linux Server Optional (v. 7) firefox-91.11.0-2.el7_9
- Red Hat Enterprise Linux Workstation (v. 7) firefox-91.11.0-2.el7_9
- Red Hat Enterprise Linux Workstation Optional (v. 7) firefox-91.11.0-2.el7_9

Show 9 more Red Hat advisories

RHSA-2022:5480 Released 2022-07-01 · Red Hat rating Important
thunderbird security update
- Red Hat Enterprise Linux Client (v. 7) thunderbird-91.11.0-2.el7_9
- Red Hat Enterprise Linux Server Optional (v. 7) thunderbird-91.11.0-2.el7_9
- Red Hat Enterprise Linux Workstation (v. 7) thunderbird-91.11.0-2.el7_9
RHSA-2022:5474 Released 2022-07-01 · Red Hat rating Important
firefox security update
- Red Hat Enterprise Linux AppStream EUS (v. 8.2) firefox-91.11.0-2.el8_2
RHSA-2022:5475 Released 2022-07-01 · Red Hat rating Important
thunderbird security update
- Red Hat Enterprise Linux AppStream EUS (v. 8.2) thunderbird-91.11.0-2.el8_2
RHSA-2022:5470 Released 2022-06-30 · Red Hat rating Important
thunderbird security update
- Red Hat Enterprise Linux AppStream (v. 8) thunderbird-91.11.0-2.el8_6
RHSA-2022:5469 Released 2022-06-30 · Red Hat rating Important
firefox security update
- Red Hat Enterprise Linux AppStream (v. 8) firefox-91.11.0-2.el8_6
RHSA-2022:5472 Released 2022-06-30 · Red Hat rating Important
firefox security update
- Red Hat Enterprise Linux AppStream EUS (v.8.4) firefox-91.11.0-2.el8_4
RHSA-2022:5473 Released 2022-06-30 · Red Hat rating Important
thunderbird security update
- Red Hat Enterprise Linux AppStream EUS (v.8.4) thunderbird-91.11.0-2.el8_4
RHSA-2022:5478 Released 2022-06-30 · Red Hat rating Important
thunderbird security update
- Red Hat Enterprise Linux AppStream E4S (v. 8.1) thunderbird-91.11.0-2.el8_1
RHSA-2022:5477 Released 2022-06-30 · Red Hat rating Important
firefox security update
- Red Hat Enterprise Linux AppStream E4S (v. 8.1) firefox-91.11.0-2.el8_1

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

Release · 2022-12-22
Mozilla Firefox 102
19 records Highest priority Priority HIGH 6 HIGH, 7 MEDIUM, 6 LOW
Other records, highest priority first
- TI-2022-15364 Use after free in Mozilla FirefoxPriority HIGH 82
- TI-2022-15378 Use after free in Mozilla FirefoxPriority HIGH 73
- TI-2022-15376 Unrestricted file upload in Mozilla FirefoxPriority HIGH 73
Show all 19 records →
Release · 2022-12-22
Mozilla Thunderbird 102, 91.11
10 records Highest priority Priority HIGH 3 HIGH, 4 MEDIUM, 3 LOW
Other records, highest priority first
- TI-2022-15364 Use after free in Mozilla FirefoxPriority HIGH 82
- TI-2022-15378 Use after free in Mozilla FirefoxPriority HIGH 73
- TI-2022-15362 An iframe that was not permitted to run scripts could do so if the user clicked on a…Priority HIGH 73
Show all 10 records →

Show 1 more group

Release · 2022-12-22
Mozilla Firefox ESR 91.11
9 records Highest priority Priority HIGH 3 HIGH, 4 MEDIUM, 2 LOW
Other records, highest priority first
- TI-2022-15364 Use after free in Mozilla FirefoxPriority HIGH 82
- TI-2022-15378 Use after free in Mozilla FirefoxPriority HIGH 73
- TI-2022-15362 An iframe that was not permitted to run scripts could do so if the user clicked on a…Priority HIGH 73
Show all 9 records →

Vendor assessments

Red Hat

Red Hat rating: Moderate. Red Hat's page for this CVE →

Product	Status	Plan or fix
Red Hat Enterprise Linux 6	Affected	No fix planned: Out of support scope
Red Hat Enterprise Linux AppStream (v. 8)	Fixed	RHSA-2022:5469, RHSA-2022:5470
Red Hat Enterprise Linux AppStream (v. 9)	Fixed	RHSA-2022:5481, RHSA-2022:5482
Red Hat Enterprise Linux AppStream E4S (v. 8.1)	Fixed	RHSA-2022:5477, RHSA-2022:5478
Red Hat Enterprise Linux AppStream EUS (v. 8.2)	Fixed	RHSA-2022:5474, RHSA-2022:5475
Red Hat Enterprise Linux AppStream EUS (v.8.4)	Fixed	RHSA-2022:5472, RHSA-2022:5473
Red Hat Enterprise Linux Client (v. 7)	Fixed	RHSA-2022:5479, RHSA-2022:5480
Red Hat Enterprise Linux Client Optional (v. 7)	Fixed	RHSA-2022:5479
Red Hat Enterprise Linux Server (v. 7)	Fixed	RHSA-2022:5479
Red Hat Enterprise Linux Server Optional (v. 7)	Fixed	RHSA-2022:5479, RHSA-2022:5480
Red Hat Enterprise Linux Workstation (v. 7)	Fixed	RHSA-2022:5479, RHSA-2022:5480
Red Hat Enterprise Linux Workstation Optional (v. 7)	Fixed	RHSA-2022:5479

Timeline

2026-10-02 Threatist record created from CVE-2022-34472
2026-10-03 Alias added: GHSA-cvqq-hjjc-jrc6

References

Advisory 4

TI-2024-08981 Use after free in Mozilla Firefox KEVCVSS 3.1CRITICAL 9.8
TI-2022-09832 Use after free in Mozilla Firefox KEVCVSS 3.1CRITICAL 9.6
TI-2019-08769 Improper input validation in Mozilla Firefox ESR KEVCVSS 3.1CRITICAL 10.0
TI-2010-03577 Mozilla Firefox 3.5.x through 3.5.14 and 3.6.x through 3.6.11, Thunderbird 3.1.6 before… KEVCVSS 3.1CRITICAL 9.8
TI-2023-04799 Out-of-bounds write in Google Chrome KEVCVSS 3.1HIGH 8.8
TI-2023-04477 Out-of-bounds write in Google Chrome KEVCVSS 3.1HIGH 8.8

See all 3444 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences