Fedora EPEL 7 update for privoxy



| Updated: 2025-04-24
Risk Medium
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2016-1982
CVE-2016-1983
CWE-ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
Fedora
Operating systems & Components / Operating system

privoxy
Operating systems & Components / Operating system package or component

Vendor Fedoraproject

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Input validation error

EUVDB-ID: #VU32345

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2016-1982

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

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

The remove_chunked_transfer_coding function in filters.c in Privoxy before 3.0.24 allows remote attackers to cause a denial of service (invalid read and crash) via crafted chunk-encoded content.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Fedora: 7

privoxy: before 3.0.23-3.el7

CPE2.3 External links

https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2016-fb26e5cd3c


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Input validation error

EUVDB-ID: #VU32346

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2016-1983

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

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

The client_host function in parsers.c in Privoxy before 3.0.24 allows remote attackers to cause a denial of service (invalid read and crash) via an empty HTTP Host header.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Fedora: 7

privoxy: before 3.0.23-3.el7

CPE2.3 External links

https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2016-fb26e5cd3c


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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