CVE-2020-3639 Denial of service in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables

Critical 9.8 Published Updated

A remote attacker can cause a denial of service via memory overflow or excessive cycles in the SIP sigcomp component of Qualcomm Snapdragon chipsets.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2020-3639?

CVE-2020-3639 is a critical denial of service vulnerability in Qualcomm Apq8009 Firmware, published on 12 Nov 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

u'When a non standard SIP sigcomp message is received from the network, then there may be chances of using more UDVM cycle or memory overflow' in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables in APQ8009, APQ8017, APQ8037, APQ8053, MDM9250, MDM9607, MDM9628, MDM9640, MDM9650, MSM8108, MSM8208, MSM8209, MSM8608, MSM8905, MSM8909, MSM8917, MSM8920, MSM8937, MSM8940, MSM8953, MSM8996AU, QCM4290, QCM6125, QCS410, QCS4290, QCS603, QCS605, QCS610, QCS6125, QM215, QSM8350, SA415M, SA6145P, SA6150P, SA6155P, SA8150P, SA8155, SA8155P, SA8195P, SC7180, SC8180X, SC8180X+SDX55, SC8180XP, SDA429W, SDA640, SDA660, SDA670, SDA845, SDA855, SDM1000, SDM429, SDM429W, SDM439, SDM450, SDM455, SDM630, SDM632, SDM636, SDM640, SDM660, SDM670, SDM710, SDM712, SDM845, SDM850, SDX24, SDX50M, SDX55, SDX55M, SM4125, SM4250, SM4250P, SM6115, SM6115P, SM6125, SM6150, SM6150P, SM6250, SM6250P, SM7125, SM7150, SM7150P, SM7250, SM7250P, SM8150, SM8150P, SM8350, SM8350P, SXR1120, SXR1130

Weakness: CWE-129

Which versions are affected by CVE-2020-3639?

It affects 89 products.

Products include Qualcomm Apq8009 Firmware, Qualcomm Apq8017 Firmware, Qualcomm Apq8037 Firmware, Qualcomm Apq8053 Firmware, Qualcomm Mdm9250 Firmware, Qualcomm Mdm9607 Firmware and 83 more.

How do I fix CVE-2020-3639?

No fix has been published for CVE-2020-3639 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2020-3639 being exploited?

There is no known exploitation of CVE-2020-3639 in the wild and no public exploit code.

All Qualcomm Apq8009 Firmware vulnerabilities

Sources

Also known as GHSA-8cxj-w3cq-8934.

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