CVE-2012-4035: The new_password page in PBBoard 2.1.4 allows remote attackers to change the password of arbitrary user accoun

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HIGH 7.5DOWNGRADE

CVE-2012-4035 is a high-severity flaw (CVSS 7.5) affecting pbboard. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The new_password page in PBBoard 2.1.4 allows remote attackers to change the password of arbitrary user accounts via the member_id and new_password parameters to index.php.

Why this priority

High severity
Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	3.1% (top 12%)
CISA exploited list	No
Weakness	CWE-264
Published	2012-08-12
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: pbboard

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2012-08-12 00:55 UTCPublished CVE record published
2026-06-16 23:44 UTCUpdated Record last modified

pbboard pbboard DOWNGRADE

Affected: 2.1.4

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.1.4

1. Check installed version

apt-cache policy pbboard || rpm -q pbboard || pbboard --version

2. No fixed release: DOWNGRADE to a release before 2.1.4 (Debian / Ubuntu)

apt-cache madison pbboard sudo apt install pbboard=<VERSION_BEFORE_2.1.4> sudo apt-mark hold pbboard

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list pbboard sudo dnf downgrade pbboard-<VERSION_BEFORE_2.1.4> sudo dnf versionlock add pbboard

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: PBBoard - 'member_id' Validation Password Manipulation

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2012-4035?

pbboard: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2012-4035 being exploited?

CVE-2012-4035 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2012-4035 affect?

CVE-2012-4035 affects pbboard. Severity is high (CVSS 7.5). The new_password page in PBBoard 2.1.4 allows remote attackers to change the password of arbitrary user accounts via the member_id and new_password parameters to index.php.

How urgent is CVE-2012-4035?

Priority 53/100. High severity; Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

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CVE-2012-4036 MEDIUM 6.8 DOWNGRADE Unrestricted file upload vulnerability in admin.php in PBBoard 2.1.4 allows remote administrators to execute a
CVE-2012-4034 HIGH 7.5 DOWNGRADE Multiple SQL injection vulnerabilities in PBBoard 2.1.4 allow remote attackers to execute arbitrary SQL comman
CVE-2012-1216 MEDIUM 6.8 DOWNGRADE Multiple cross-site request forgery (CSRF) vulnerabilities in admin.php in PBBoard 2.1.4 allow remote attacker

References

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