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CVE-2021-43536
AST
High

Under certain circumstances, asynchronous functions could have caused a navigation to fail but expose the target URL. This vulnerability af…

CVSS
7.5
High
EPSS
0.02
p73
Published
2021-01-01
Updated
2021-01-01
Description

Under certain circumstances, asynchronous functions could have caused a navigation to fail but expose the target URL. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95.

Tags · CWE
Pre-authInformation disclosure
CWE-1021
CWE-200
CAPEC-13
CAPEC-22
CAPEC-59
CAPEC-60
CAPEC-79
CAPEC-103
CAPEC-116
CAPEC-169
CAPEC-181
CAPEC-222
CAPEC-224
CAPEC-285
CAPEC-287
CAPEC-290
CAPEC-291
CAPEC-292
CAPEC-293
CAPEC-294
CAPEC-295
CAPEC-296
CAPEC-297
CAPEC-298
CAPEC-299
CAPEC-300
CAPEC-301
CAPEC-302
CAPEC-303
CAPEC-304
CAPEC-305
CAPEC-306
CAPEC-307
CAPEC-308
CAPEC-309
CAPEC-310
CAPEC-312
CAPEC-313
CAPEC-317
CAPEC-318
CAPEC-319
CAPEC-320
CAPEC-321
CAPEC-322
CAPEC-323
CAPEC-324
CAPEC-325
CAPEC-326
CAPEC-327
CAPEC-328
CAPEC-329
CAPEC-330
CAPEC-472
CAPEC-497
CAPEC-504
CAPEC-506
CAPEC-508
CAPEC-573
CAPEC-574
CAPEC-575
CAPEC-576
CAPEC-577
CAPEC-587
CAPEC-616
CAPEC-643
CAPEC-646
CAPEC-651
CAPEC-654
Affected products
FirefoxFirefoxFirefoxFirefoxFirefoxFirefoxFirefoxFirefoxFirefoxFirefoxFirefoxFirefoxFirefoxFirefoxFirefoxFirefoxFirefoxFirefoxFirefoxFirefox
CVSS vector
CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Timeline
2021-01-01
Published
2021-01-01
Updated
CVSS 3.1 breakdown
Attack Vector
AV: N
Network (N)
Attack Complexity
AC: H
High (H)
Privileges Required
PR: N
None (N)
User Interaction
UI: R
Required (R)
Scope
S: U
Unchanged (U)
Confidentiality Impact
C: H
High (H)
Integrity Impact
I: H
High (H)
Availability Impact
A: H
High (H)
Exploit indicators
EPSS
0.017 · p73
Known exploited (KEV)
No
MITRE ATT&CK
Inferred via CAPEC
└ via CAPEC-574 · CWE-200
└ via CAPEC-292 · CWE-200
└ via CAPEC-577 · CWE-200
└ via CAPEC-504 · CWE-1021
└ via CAPEC-300 · CWE-200
└ via CAPEC-309 · CWE-200
└ via CAPEC-654 · CWE-1021
└ via CAPEC-573 · CWE-200
└ via CAPEC-576 · CWE-200
└ via CAPEC-312 · CWE-200
└ via CAPEC-497 · CWE-200
└ via CAPEC-575 · CWE-200
└ via CAPEC-646 · CWE-200
└ via CAPEC-295 · CWE-200
└ via CAPEC-60 · CWE-200
└ via CAPEC-643 · CWE-200
└ via CAPEC-169 · CWE-200
└ via CAPEC-654 · CWE-1021
└ via CAPEC-60 · CWE-200
└ via CAPEC-13 · CWE-200
└ via CAPEC-309 · CWE-200
└ via CAPEC-169 · CWE-200
└ via CAPEC-169 · CWE-200
└ via CAPEC-576 · CWE-200
Known exploits — Сканер-ВС
No Сканер-ВС checks registered for this vulnerability yet.
Affected products
ProductVendorStatus
firefoxTracked
firefoxTracked
firefoxTracked
firefoxTracked
firefoxTracked
firefoxTracked
firefoxTracked
firefoxTracked
firefoxTracked
firefoxTracked
firefoxTracked
firefoxTracked
firefoxTracked
firefoxTracked
firefoxTracked
firefoxTracked
firefoxTracked
firefoxTracked
firefoxTracked
firefoxTracked
Showing first 20 of 56
Source databases
AST
DEB
CVE
RED
UBU
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