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nvd[email protected]NVD:CVE-2021-29955
HistoryJun 24, 2021 - 2:15 p.m.

CVE-2021-29955

2021-06-2414:15:10
CWE-74
[email protected]
web.nvd.nist.gov
8
firefox
transient execution
vulnerability
jit type confusion
memory leak

CVSS2

2.6

Attack Vector

NETWORK

Attack Complexity

HIGH

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:H/Au:N/C:P/I:N/A:N

CVSS3

5.3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

EPSS

0.002

Percentile

64.4%

JSON

A transient execution vulnerability, named Floating Point Value Injection (FPVI) allowed an attacker to leak arbitrary memory addresses and may have also enabled JIT type confusion attacks. (A related vulnerability, Speculative Code Store Bypass (SCSB), did not affect Firefox.). This vulnerability affects Firefox ESR < 78.9 and Firefox < 87.

Affected configurations

Nvd
Node
mozillafirefoxRange<87.0
OR
mozillafirefox_esrRange<78.9
VendorProductVersionCPE
mozillafirefox*cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
mozillafirefox_esr*cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*

Related

cve 1
prion 1
debiancve 1
ubuntucve 1
cvelist 1
openvas 8
nessus 2
osv 2
kaspersky 2
mozilla 2
cve
cve
CVE-2021-29955
2021-06-24 14:15:10
prion
prion
Type confusion
2021-06-24 14:15:00
debiancve
debiancve
CVE-2021-29955
2021-06-24 14:15:10
ubuntucve
ubuntucve
CVE-2021-29955
2021-06-24 00:00:00
cvelist
cvelist
CVE-2021-29955
2021-06-24 13:17:46
openvas
openvas
Debian: Security Advisory (DLA-2607-1)
2021-03-26 00:00:00
Mozilla Firefox ESR Security Advisories (MFSA2021-10, MFSA2021-12) - Windows
2021-03-26 00:00:00
Debian: Security Advisory (DSA-4874-1)
2021-03-25 00:00:00
nessus
nessus
Mozilla Firefox ESR < 78.9
2021-03-23 00:00:00
Mozilla Firefox ESR < 78.9
2021-03-23 00:00:00
osv
osv
firefox-esr - security update
2021-03-25 00:00:00
firefox-esr - security update
2021-03-24 00:00:00
kaspersky
kaspersky
KLA12128 Multiple vulnerabilities in Mozilla Firefox ESR
2021-03-23 00:00:00
KLA12127 Multiple vulnerabilities in Mozilla Firefox
2021-03-23 00:00:00
mozilla
mozilla
Security Vulnerabilities fixed in Firefox ESR 78.9 — Mozilla
2021-03-23 00:00:00
Security Vulnerabilities fixed in Firefox 87 — Mozilla
2021-03-23 00:00:00

CVSS2

2.6

Attack Vector

NETWORK

Attack Complexity

HIGH

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:H/Au:N/C:P/I:N/A:N

CVSS3

5.3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

EPSS

0.002

Percentile

64.4%

JSON
Related for NVD:CVE-2021-29955
cve1prion1debiancve1ubuntucve1cvelist1openvas8nessus2osv2kaspersky2mozilla2