Arch Linux update for webkit2gtk



Published: 2020-02-17
Risk High
Patch available YES
Number of vulnerabilities 5
CVE-ID CVE-2020-3862
CVE-2020-3864
CVE-2020-3865
CVE-2020-3867
CVE-2020-3868
CWE-ID CWE-119
CWE-346
CWE-79
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Arch Linux
Operating systems & Components / Operating system

Vendor Arch Linux

Security Bulletin

This security bulletin contains information about 5 vulnerabilities.

1) Buffer overflow

EUVDB-ID: #VU25375

Risk: Low

CVSSv3.1:

CVE-ID: CVE-2020-3862

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 perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error. A remote attacker can create a specially crafted web page, trick the victim into visiting it and perform a denial of service (DoS) attack.

Mitigation

Update the affected package webkit2gtk to version 2.26.4-1.

Vulnerable software versions

Arch Linux: All versions


CPE2.3 External links

http://security.archlinux.org/advisory/ASA-202002-10

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?

2) Origin validation error

EUVDB-ID: #VU25379

Risk: Medium

CVSSv3.1:

CVE-ID: CVE-2020-3864

CWE-ID: CWE-346 - Origin Validation Error

Exploit availability: No

Description

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

The vulnerability exists due to an logical error that leads to DOM object not having a unique security origin. A remote attacker can interact with DOM objects from another domain.

Mitigation

Update the affected package webkit2gtk to version 2.26.4-1.

Vulnerable software versions

Arch Linux: All versions


CPE2.3 External links

http://security.archlinux.org/advisory/ASA-202002-10

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?

3) Origin validation error

EUVDB-ID: #VU25380

Risk: Medium

CVSSv3.1:

CVE-ID: CVE-2020-3865

CWE-ID: CWE-346 - Origin Validation Error

Exploit availability: No

Description

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

The vulnerability exists due to a logical error that leads to a top-level DOM object context being incorrectly considered secure. A remote attacker can gain unauthorized access to DOM objects from another domain.

Mitigation

Update the affected package webkit2gtk to version 2.26.4-1.

Vulnerable software versions

Arch Linux: All versions


CPE2.3 External links

http://security.archlinux.org/advisory/ASA-202002-10

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?

4) Univeral cross-site scripting

EUVDB-ID: #VU25381

Risk: Medium

CVSSv3.1:

CVE-ID: CVE-2020-3867

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Exploit availability: No

Description

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Mitigation

Update the affected package webkit2gtk to version 2.26.4-1.

Vulnerable software versions

Arch Linux: All versions


CPE2.3 External links

http://security.archlinux.org/advisory/ASA-202002-10

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?

5) Buffer overflow

EUVDB-ID: #VU25382

Risk: High

CVSSv3.1:

CVE-ID: CVE-2020-3868

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

Update the affected package webkit2gtk to version 2.26.4-1.

Vulnerable software versions

Arch Linux: All versions


CPE2.3 External links

http://security.archlinux.org/advisory/ASA-202002-10

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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