Multiple vulnerabilities in Mozilla Firefox



Published: 2022-05-03
Risk High
Patch available YES
Number of vulnerabilities 9
CVE-ID CVE-2022-29914
CVE-2022-29909
CVE-2022-29916
CVE-2022-29911
CVE-2022-29912
CVE-2022-29910
CVE-2022-29915
CVE-2022-29917
CVE-2022-29918
CWE-ID CWE-357
CWE-264
CWE-200
CWE-254
CWE-119
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Mozilla Firefox
Client/Desktop applications / Web browsers

Firefox ESR
Client/Desktop applications / Web browsers

Firefox for Android
Mobile applications / Apps for mobile phones

Vendor Mozilla

Security Bulletin

This security bulletin contains information about 9 vulnerabilities.

1) Insufficient UI warning of dangerous operations

EUVDB-ID: #VU62756

Risk: Medium

CVSSv3.1:

CVE-ID: CVE-2022-29914

CWE-ID: CWE-357 - Insufficient UI Warning of Dangerous Operations

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform spoofing attack.

The vulnerability exists due to an error when reusing existing popups. A remote attacker can trick the victim to visit a specially crated website and abuse the popups to cover the fullscreen notification UI, which can allow browser spoofing attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Mozilla Firefox: 70.0 - 99.0.1

Firefox ESR: 91.0 - 91.8.0, 78.0 - 78.15.0


CPE2.3 External links

http://www.mozilla.org/en-US/security/advisories/mfsa2022-16/
http://www.mozilla.org/en-US/security/advisories/mfsa2022-17/

Q & A

Can this vulnerability be exploited remotely?

How the attacker can exploit this vulnerability?

Is there known malware, which exploits this vulnerability?

2) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU62757

Risk: High

CVSSv3.1:

CVE-ID: CVE-2022-29909

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due improper management of permissions within the application. Documents in deeply-nested cross-origin browsing contexts can obtain permissions granted to the top-level origin. A remote attacker can create a web page that bypasses the existing browser prompt and wrongfully inherits the top-level permissions.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Mozilla Firefox: 70.0 - 99.0.1

Firefox ESR: 91.0 - 91.8.0, 78.0 - 78.15.0


CPE2.3 External links

http://www.mozilla.org/en-US/security/advisories/mfsa2022-16/
http://www.mozilla.org/en-US/security/advisories/mfsa2022-17/

Q & A

Can this vulnerability be exploited remotely?

How the attacker can exploit this vulnerability?

Is there known malware, which exploits this vulnerability?

3) Information disclosure

EUVDB-ID: #VU62758

Risk: Low

CVSSv3.1:

CVE-ID: CVE-2022-29916

CWE-ID: CWE-200 - Information Exposure

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to browsers behaves differently when loading CSS from known resources involving CSS variables. A remote attacker can monitor browser behavior to guess which websites were previously visited and are stored in browser history.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Mozilla Firefox: 70.0 - 99.0.1

Firefox ESR: 91.0 - 91.8.0, 78.0 - 78.15.0


CPE2.3 External links

http://www.mozilla.org/en-US/security/advisories/mfsa2022-16/
http://www.mozilla.org/en-US/security/advisories/mfsa2022-17/

Q & A

Can this vulnerability be exploited remotely?

How the attacker can exploit this vulnerability?

Is there known malware, which exploits this vulnerability?

4) Security features bypass

EUVDB-ID: #VU62759

Risk: Medium

CVSSv3.1:

CVE-ID: CVE-2022-29911

CWE-ID: CWE-254 - Security Features

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to improper protection for the top-level navigation for an iframe sandbox with a policy relaxed through a keyword like allow-top-navigation-by-user-activation. A remote attacker can abuse this to bypass implemented sandboxing restrictions of loaded iframes.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Mozilla Firefox: 70.0 - 99.0.1

Firefox ESR: 91.0 - 91.8.0, 78.0 - 78.15.0


CPE2.3 External links

http://www.mozilla.org/en-US/security/advisories/mfsa2022-16/
http://www.mozilla.org/en-US/security/advisories/mfsa2022-17/

Q & A

Can this vulnerability be exploited remotely?

How the attacker can exploit this vulnerability?

Is there known malware, which exploits this vulnerability?

5) Security features bypass

EUVDB-ID: #VU62760

Risk: Low

CVSSv3.1:

CVE-ID: CVE-2022-29912

CWE-ID: CWE-254 - Security Features

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to requests initiated through reader mode did not properly omit cookies with a SameSite attribute. A remote attacker can intercept cookies with SameSite attribute set.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Mozilla Firefox: 70.0 - 99.0.1

Firefox ESR: 91.0 - 91.8.0, 78.0 - 78.15.0


CPE2.3 External links

http://www.mozilla.org/en-US/security/advisories/mfsa2022-16/
http://www.mozilla.org/en-US/security/advisories/mfsa2022-17/

Q & A

Can this vulnerability be exploited remotely?

How the attacker can exploit this vulnerability?

Is there known malware, which exploits this vulnerability?

6) Security features bypass

EUVDB-ID: #VU62761

Risk: Medium

CVSSv3.1:

CVE-ID: CVE-2022-29910

CWE-ID: CWE-254 - Security Features

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to an error, related to handling TLS connections. When closed or sent to the background, Firefox for Android does not properly record and persist HSTS settings. A remote attacker can perform MitM attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Firefox for Android: 90.1.0 - 99.2.0


CPE2.3 External links

http://www.mozilla.org/en-US/security/advisories/mfsa2022-16/

Q & A

Can this vulnerability be exploited remotely?

How the attacker can exploit this vulnerability?

Is there known malware, which exploits this vulnerability?

7) Information disclosure

EUVDB-ID: #VU62762

Risk: Low

CVSSv3.1:

CVE-ID: CVE-2022-29915

CWE-ID: CWE-200 - Information Exposure

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to performance API does not properly hide the fact whether a request cross-origin resource has observed redirects. A remote attacker can gain access to potentially sensitive information.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Mozilla Firefox: 92.0 - 99.0.1


CPE2.3 External links

http://www.mozilla.org/en-US/security/advisories/mfsa2022-16/

Q & A

Can this vulnerability be exploited remotely?

How the attacker can exploit this vulnerability?

Is there known malware, which exploits this vulnerability?

8) Buffer overflow

EUVDB-ID: #VU62763

Risk: High

CVSSv3.1:

CVE-ID: CVE-2022-29917

CWE-ID: CWE-119 - Improper Restriction of Operations within the Bounds of a Memory Buffer

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing HTML content. A remote attacker can create a specially crafted web page, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Mozilla Firefox: 70.0 - 99.0.1

Firefox ESR: 91.0 - 91.8.0, 78.0 - 78.15.0


CPE2.3 External links

http://www.mozilla.org/en-US/security/advisories/mfsa2022-16/
http://www.mozilla.org/en-US/security/advisories/mfsa2022-17/

Q & A

Can this vulnerability be exploited remotely?

How the attacker can exploit this vulnerability?

Is there known malware, which exploits this vulnerability?

9) Buffer overflow

EUVDB-ID: #VU62764

Risk: High

CVSSv3.1:

CVE-ID: CVE-2022-29918

CWE-ID: CWE-119 - Improper Restriction of Operations within the Bounds of a Memory Buffer

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing HTML content. A remote attacker can create a specially crafted web page, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Mozilla Firefox: 92.0 - 99.0.1


CPE2.3 External links

http://www.mozilla.org/en-US/security/advisories/mfsa2022-16/

Q & A

Can this vulnerability be exploited remotely?

How the attacker can exploit this vulnerability?

Is there known malware, which exploits this vulnerability?



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