Multiple vulnerabilities in Mozilla Firefox



Published: 2022-08-23
Risk High
Patch available YES
Number of vulnerabilities 7
CVE-ID CVE-2022-38472
CVE-2022-38473
CVE-2022-38474
CVE-2022-38475
CVE-2022-38477
CVE-2022-38478
CVE-2022-38476
CWE-ID CWE-451
CWE-264
CWE-254
CWE-20
CWE-119
CWE-416
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 7 vulnerabilities.

1) Spoofing attack

EUVDB-ID: #VU66719

Risk: Medium

CVSSv3.1:

CVE-ID: CVE-2022-38472

CWE-ID: CWE-451 - User Interface (UI) Misrepresentation of Critical Information (Clickjacking, spoofing)

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform spoofing attack.

The vulnerability exists due to incorrect processing of XSLT errors. A remote attacker can spoof the address bar and trick the user into submitting data intended for the spoofed origin.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Mozilla Firefox: 90.0 - 103.0.2

Firefox ESR: 102.0 - 102.1.0, 91.0 - 91.12.0

Firefox for Android: 90.1.0 - 103.2.0


CPE2.3 External links

http://www.mozilla.org/en-US/security/advisories/mfsa2022-33/
http://www.mozilla.org/en-US/security/advisories/mfsa2022-35/
http://www.mozilla.org/en-US/security/advisories/mfsa2022-34/

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: #VU66720

Risk: Medium

CVSSv3.1:

CVE-ID: CVE-2022-38473

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

Exploit availability: No

Description

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

The vulnerability exists due to incorrectly imposed security restrictions on a cross-origin iframe referencing an XSLT document. A remote attacker can trick the victim to visit a specially crafted website and inherit the parent domain's permissions to access microphone or camera.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Mozilla Firefox: 90.0 - 103.0.2

Firefox ESR: 102.0 - 102.1.0, 91.0 - 91.12.0

Firefox for Android: 90.1.0 - 103.2.0


CPE2.3 External links

http://www.mozilla.org/en-US/security/advisories/mfsa2022-33/
http://www.mozilla.org/en-US/security/advisories/mfsa2022-35/
http://www.mozilla.org/en-US/security/advisories/mfsa2022-34/

Q & A

Can this vulnerability be exploited remotely?

How the attacker can exploit this vulnerability?

Is there known malware, which exploits this vulnerability?

3) Security features bypass

EUVDB-ID: #VU66721

Risk: Low

CVSSv3.1:

CVE-ID: CVE-2022-38474

CWE-ID: CWE-254 - Security Features

Exploit availability: No

Description

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

The vulnerability exists due to the way the browser displays notifications. A website that has permission to access the microphone can record audio without displaying notification about it.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Firefox for Android: 103.1.0 - 103.2.0


CPE2.3 External links

http://www.mozilla.org/en-US/security/advisories/mfsa2022-33/

Q & A

Can this vulnerability be exploited remotely?

How the attacker can exploit this vulnerability?

Is there known malware, which exploits this vulnerability?

4) Input validation error

EUVDB-ID: #VU66722

Risk: Low

CVSSv3.1:

CVE-ID: CVE-2022-38475

CWE-ID: CWE-20 - Improper Input Validation

Exploit availability: No

Description

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

The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can write a value in a zero-length JavaScript array.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Mozilla Firefox: 103.0 - 103.0.2

Firefox for Android: 103.1.0 - 103.2.0


CPE2.3 External links

http://www.mozilla.org/en-US/security/advisories/mfsa2022-33/

Q & A

Can this vulnerability be exploited remotely?

How the attacker can exploit this vulnerability?

Is there known malware, which exploits this vulnerability?

5) Buffer overflow

EUVDB-ID: #VU66723

Risk: High

CVSSv3.1:

CVE-ID: CVE-2022-38477

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 website, 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: 100.0 - 103.0.2

Firefox ESR: 102.0 - 102.1.0

Firefox for Android: 100.1.0 - 103.2.0


CPE2.3 External links

http://www.mozilla.org/en-US/security/advisories/mfsa2022-33/
http://www.mozilla.org/en-US/security/advisories/mfsa2022-34/

Q & A

Can this vulnerability be exploited remotely?

How the attacker can exploit this vulnerability?

Is there known malware, which exploits this vulnerability?

6) Buffer overflow

EUVDB-ID: #VU66724

Risk: High

CVSSv3.1:

CVE-ID: CVE-2022-38478

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. A remote attacker can create a specially crafted website, 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: 90.0 - 103.0.2

Firefox ESR: 102.0 - 102.1.0, 91.0 - 91.12.0

Firefox for Android: 90.1.0 - 103.2.0


CPE2.3 External links

http://www.mozilla.org/en-US/security/advisories/mfsa2022-33/
http://www.mozilla.org/en-US/security/advisories/mfsa2022-35/
http://www.mozilla.org/en-US/security/advisories/mfsa2022-34/

Q & A

Can this vulnerability be exploited remotely?

How the attacker can exploit this vulnerability?

Is there known malware, which exploits this vulnerability?

7) Use-after-free

EUVDB-ID: #VU66725

Risk: Low

CVSSv3.1:

CVE-ID: CVE-2022-38476

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a data race within the in the PK11_ChangePW function. A remote attacker can trigger a use-after-free error and crash the browser.


Mitigation

Install updates from vendor's website.

Vulnerable software versions

Firefox ESR: 102.0 - 102.1.0


CPE2.3 External links

http://www.mozilla.org/en-US/security/advisories/mfsa2022-34/

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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