CVE-2007-3445: Buffer overflow in SJ Labs SJphone 1.60.303c, running under Windows Mobile 2003 on the Samsung SCH-i730 phone,

Routine

MEDIUM 4.3DOWNGRADE

CVE-2007-3445 is a medium-severity flaw (CVSS 4.3) affecting sjphone. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Buffer overflow in SJ Labs SJphone 1.60.303c, running under Windows Mobile 2003 on the Samsung SCH-i730 phone, allows remote attackers to cause a denial of service (device hang and call termination) via a malformed SIP INVITE message, a different vulnerability than CVE-2007-3351.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	4.3 (Medium)
EPSS exploit chance	1.3% (top 29%)
CISA exploited list	No
Published	2007-06-27
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: sj labs

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

Am I affected?

Timeline

2007-06-27 00:30 UTCPublished CVE record published
2026-06-16 22:42 UTCUpdated Record last modified

sj labs sjphone DOWNGRADE

Affected: 1.60.303c

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.60.303c

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.60.303c (Debian / Ubuntu)

apt-cache madison sjphone sudo apt install sjphone=<VERSION_BEFORE_1.60.303c> sudo apt-mark hold sjphone

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

dnf --showduplicates list sjphone sudo dnf downgrade sjphone-<VERSION_BEFORE_1.60.303c> sudo dnf versionlock add sjphone

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.

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-2007-3445?

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

Is CVE-2007-3445 being exploited?

CVE-2007-3445 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-2007-3445 affect?

CVE-2007-3445 affects sjphone. Severity is medium (CVSS 4.3). Buffer overflow in SJ Labs SJphone 1.60.303c, running under Windows Mobile 2003 on the Samsung SCH-i730 phone, allows remote attackers to cause a denial of service (device hang and call termination) via a malformed SIP INVITE message, a dif

How urgent is CVE-2007-3445?

Priority 33/100. No elevated risk signals yet.

Software pages

Windows vulnerabilities · Samsung vulnerabilities

Related CVEs

CVE-2007-3351 HIGH 7.8 DOWNGRADE The SJPhone SIP soft phone 1.60.303c, when installed on the Dell Axim X3 running Windows Mobile 2003, allows r

References

← Back to latest CVEs